From 437fd90c0250dee670290f9b714253671a990160 Mon Sep 17 00:00:00 2001 From: José Pekkarinen Date: Wed, 18 May 2016 13:18:31 +0300 Subject: These changes are the raw update to qemu-2.6. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Collission happened in the following patches: migration: do cleanup operation after completion(738df5b9) Bug fix.(1750c932f86) kvmclock: add a new function to update env->tsc.(b52baab2) The code provided by the patches was already in the upstreamed version. Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a Signed-off-by: José Pekkarinen --- qemu/crypto/pbkdf-nettle.c | 66 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 66 insertions(+) create mode 100644 qemu/crypto/pbkdf-nettle.c (limited to 'qemu/crypto/pbkdf-nettle.c') diff --git a/qemu/crypto/pbkdf-nettle.c b/qemu/crypto/pbkdf-nettle.c new file mode 100644 index 000000000..db9fc1578 --- /dev/null +++ b/qemu/crypto/pbkdf-nettle.c @@ -0,0 +1,66 @@ +/* + * QEMU Crypto PBKDF support (Password-Based Key Derivation Function) + * + * Copyright (c) 2015-2016 Red Hat, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see . + * + */ + +#include "qemu/osdep.h" +#include "qapi/error.h" +#include "crypto/pbkdf.h" +#include "nettle/pbkdf2.h" + + +bool qcrypto_pbkdf2_supports(QCryptoHashAlgorithm hash) +{ + switch (hash) { + case QCRYPTO_HASH_ALG_SHA1: + case QCRYPTO_HASH_ALG_SHA256: + return true; + default: + return false; + } +} + +int qcrypto_pbkdf2(QCryptoHashAlgorithm hash, + const uint8_t *key, size_t nkey, + const uint8_t *salt, size_t nsalt, + unsigned int iterations, + uint8_t *out, size_t nout, + Error **errp) +{ + switch (hash) { + case QCRYPTO_HASH_ALG_SHA1: + pbkdf2_hmac_sha1(nkey, key, + iterations, + nsalt, salt, + nout, out); + break; + + case QCRYPTO_HASH_ALG_SHA256: + pbkdf2_hmac_sha256(nkey, key, + iterations, + nsalt, salt, + nout, out); + break; + + default: + error_setg_errno(errp, ENOSYS, + "PBKDF does not support hash algorithm %d", hash); + return -1; + } + return 0; +} -- cgit 1.2.3-korg